[ARC5] Amazon Sig Gen as Crystal Subber

[Kenneth G. Gordon]

On 12 Apr 2020 at 16:45, David Stinson wrote:

> Hi, Ken!  It's the 15 MHz version of the Koolertron.  Find them on Amazon.
> Newer ones go up to 60 MHz.  VERY handy device with lots of features.

Thanks, David.

Ken